<?php

/**
 * This is the model class for table "pages".
 *
 * The followings are the available columns in table 'pages':
 * @property integer $page_id
 * @property string $name
 * @property string $alias
 * @property string $title
 * @property string $keywords
 * @property string $description
 * @property string $layout
 * @property integer $status
 *
 * The followings are the available model relations:
 * @property PageBlocks[] $pageBlocks
 */
class Page extends CActiveRecord {

    const REGION_HEADER = 1;
    const REGION_CONTENT = 2;
    const REGION_FOOTER = 3;

    /**
     * Returns the static model of the specified AR class.
     * @param string $className active record class name.
     * @return Page the static model class
     */
    public static function model($className = __CLASS__) {
	return parent::model($className);
    }

    /**
     * @return string the associated database table name
     */
    public function tableName() {
	return '{{pages}}';
    }

    /**
     * @return array validation rules for model attributes.
     */
    public function rules() {
	// NOTE: you should only define rules for those attributes that
	// will receive user inputs.
	return array(
	    array('name, alias, description, status', 'required'),
	    array('alias', 'unique'),
	    array('status', 'numerical', 'integerOnly' => true),
	    array('name, alias, title, keywords', 'length', 'max' => 255),
	    array('layout', 'length', 'max' => 45),
	    // The following rule is used by search().
	    // Please remove those attributes that should not be searched.
	    array('page_id, name, alias, title, keywords, description, layout, status', 'safe', 'on' => 'search'),
	);
    }

    /**
     * @return array relational rules.
     */
    public function relations() {
	// NOTE: you may need to adjust the relation name and the related
	// class name for the relations automatically generated below.
	return array(
	    'pageBlocks' => array(self::HAS_MANY, 'PageBlock', 'page_id'),
	);
    }

    /**
     * @return array customized attribute labels (name=>label)
     */
    public function attributeLabels() {
	return array(
	    'page_id' => 'Page',
	    'name' => 'Name',
	    'alias' => 'Alias',
	    'title' => 'Title',
	    'keywords' => 'Keywords',
	    'description' => 'Destiption',
	    'layout' => 'Layout',
	    'status' => 'Status',
	);
    }

    /**
     * Retrieves a list of models based on the current search/filter conditions.
     * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
     */
    public function search() {
	// Warning: Please modify the following code to remove attributes that
	// should not be searched.

	$criteria = new CDbCriteria;

	$criteria->compare('page_id', $this->page_id);
	$criteria->compare('name', $this->name, true);
	$criteria->compare('alias', $this->alias, true);
	$criteria->compare('title', $this->title, true);
	$criteria->compare('keywords', $this->keywords, true);
	$criteria->compare('description', $this->description, true);
	$criteria->compare('layout', $this->layout, true);
	$criteria->compare('status', $this->status);

	return new CActiveDataProvider($this, array(
	    'criteria' => $criteria,
	));
    }

    public function afterDelete() {
	parent::afterDelete();

	//delete all value from page block
	// PageBlock::model()->deleteAll('page_id = ' . $this->page_id);
    }

    public function addBlock($block, $region, $status) {
	$model = new PageBlock();
	$model->attributes = array(
	    'page_id' => $this->id,
	    'block_id' => $block->id,
	    'region' => $region,
	    'status' => $status
	);
    }

    /**
     *
     * @param type $region
     * @return type
     */
    public function getBlockRegion($region) {
	$return = array();
	if ($this->pageBlocks != NULL) {
	    //get
	    foreach ($this->pageBlocks as $block) {
		if ($block->region == $region) {
		    $return[] = $block;
		}
	    }
	}

	return $return;
    }

    /**
     * get front end url
     * @return string
     */
    public function getUrl() {
	return FRONT_SITE_URL . "/page/{$this->alias}";
    }

}

